Product Overview
PBB BB81-4545 4-1/2 x 4-1/2 Standard Weight Ball Bearing Hinges, Five Knuckle, Square Corner
PBB, Inc. template hinges are manufactured to close tolerances and meet all specifications and requirements set by the American National Standards Institute (ANSI).
Hinge Swaging: A standard swaging of our standard weight full mortise hinge when closed to parallel position provides a 1/16” clearance between leaves.
- For use on medium weight doors or doors requiring average frequency service
- Ball bearing hinges must be used on doors in conjuction with door closers and on all fire rated openings
- All hinges are ANSI template
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